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Distance from UC Berkeley, CA to SEA Airport

Distance

788 mi

Time

15 hours 19 mins

Gas Cost

$73 - $143

Helpful Inaccurate

There are 661.80 miles from UC Berkeley to Seattle–Tacoma International Airport (SEA) in north direction and 788 miles (1,268.16 kilometers) by car, following the I-505 route.

UC Berkeley and SEA Airport are 15 hours 19 mins far apart, if you drive non-stop .

This is the fastest route from UC Berkeley, CA to SEA Airport. The halfway point is Merlin, OR.

UC Berkeley, CA and SEA Airport are in the same time zone (PDT). Current time in both locations is 11:47 am.

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Lowest Price Rental Cars in UC Berkeley, CA

Planning on renting a car to go from UC Berkeley, CA to SEA Airport? Here there are some offers to rent a car in UC Berkeley, CA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in UC Berkeley »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 31.65 gallons of gas to cover the route between UC Berkeley, CA and SEA Airport.

The estimated cost of gas to go from UC Berkeley to SEA Airport is $103.23.

During the route, an average car will release 620 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $3.26 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between UC Berkeley, CA and SEA Airport

If you want to meet halfway between UC Berkeley, CA and SEA Airport or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.589142 and -123.354462, or 42º 35' 20.9112" N, 123º 21' 16.0632" W. This location is 393.99 miles away from UC Berkeley, CA and SEA Airport and it would take approximately 7 hours 39 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Merlin, OR, situated 390 miles from UC Berkeley, CA and 402 miles from SEA Airport. It would take 6 hours 7 mins to go from UC Berkeley to Merlin and 6 hours 35 mins to go from SEA to Merlin.

Major Cities Along the Route

Some major cities along the route include Fairfield, CA,Vallejo, CA,Oakland, CA,Berkeley, CA,Renton, WA,Kent, WA,Richmond, CA,Tacoma, WA,Portland, OR,Vancouver, WA,Salem, OR, and Eugene, OR.